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US 2004/0024409 A1Published application
Systems and methods for injecting flowable materials into bones
AssigneeKyphon Inc.
InventorsPaul M. Sand, Mark A. Reiley, Arie Scholten, Robert M. Scribner, Michael L. Reo
Life of this patent
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Abstract
Systems and methods provide greater control over the placement of cement and other flowable liquids into bone.
Claims1
An assembly for injecting flowable material into bone comprising
- a tubular body including an interior bore to carry a material flow, the tubular body having a longitudinal axis and including a dispensing end,
- an opening in the dispensing end communicating with the bore to dispense the material flow,
- a plunger located at least partially within the tubular body, the plunger adapted to be displaced along the longitudinal axis of the tubular body,
- an advancement mechanism attached to the plunger, whereby the advancement mechanism displaces the plunger a first longitudinal displacement in response to a first delivery impulse, and a second longitudinal displacement in response to a second delivery impulse.
1 more element
Dependencies are inferred from the claim text.